Meditations by Marcus Aurelius Book 7 Page 34

can it alter and corrupt it. This also of Epicurus mayst thou in most pains find some help of, that it is ‘neither intolerable, nor eternal;’ so thou keep thyself to the true bounds and limits of reason and give not way to opinion.

This also thou must consider, that many things there be, which oftentimes unsensibly trouble and vex thee, as not armed against them with patience, because they go not ordinarily under the name of pains, which in very deed are of the same nature as pain; as to slumber unquietly, to suffer heat, to want appetite: when therefore any of these things make thee discontented, check thyself with these words: Now hath pain given thee the foil; thy courage hath failed thee.

XXXVI. Take heed lest at any time thou stand so affected, though towards unnatural